“Plus One” Filming Locations

Scully and Mulder investigate a series of mysterious deaths where all of the victims reported seeing their doppelgängers in the days leading up to their deaths.

The X-Files episode “Plus One” was filmed in Coquitlam, Langley, Delta, & Vancouver in Canada.

Beach Grove Motel as St. Rachel Motel

Scully and Mulder check into the local motel late at night and later Dean shows up in a panic after seeing his doppelgänger.